Couple of weeks earlier, Apple has released the new OS firmware update version 3.1.3 for iPod Touch and iPhone. This update has also upgraded the baseband version for some devices.
The baseband upgrade has made the unlocking impossible. After the release of this upgrade, some newer apps in Apple iTunes App Store now require you to have a latest OS firmware version 3.1.3 to install those newer apps on your device.
Because of this upgrade, many iPod Touch and iPhone users may have decided to not to upgrade their device to firmware OS 3.1.3. If you’re one of those then you can change or fake the firmware version of your device to OS 3.1.3 by downloading and installing the ‘Fake 3.1.3′ app from the Cydia Store.
This app allows you to easily download and install those app from iTunes App Store without upgrading your firmware. This will not effect the unlock or baseband of your device current firmware version, this app just change the operating system version number from OS 3.1.2 to OS 3.1.3.
How to change / fake iPod Touch and iPhone firmware to OS 3.1.3
Follow the step by step guide posted below to fake your iPod Touch and iPhone firmware version to OS 3.1.3. To do this, you must need to have a jailbroken iPod Touch and iPhone. The steps are as follows:
- Go to http://cy.sosiphone.com
- Now search for ‘Fake 3.1.3′
- Download and install it on your device
- Restart your device for the changes to take effect
- After Rebooting, go to Settings -> General -> About
- Now you should see that the operating system firmware version number is changed to 3.1.3
If you get any problem while while following the above guide then feel free to ask me by commenting below.